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Widely deployed consensus protocols in the cloud are often leader-based and optimized for low latency under synchronous network conditions. However, cloud networks can experience disruptions such as network partitions, high-loss links, and…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-28 Pasindu Tennage , Antoine Desjardins , Lefteris Kokoris-Kogias

Modern RISC vector processors rely on the synergy of multi-lane parallelism and chaining to achieve high sustained throughput, yet their achieved performance often falls substantially short of the theoretical performance bound due to…

Hardware Architecture · Computer Science 2026-04-27 Weiying Wang , Zhiwei Zhang

Microservice architectures enable scalable cloud-native applications; however, the distributed nature of these systems complicates the maintenance of strict Service Level Objectives. Accurately predicting window-level P95 tail latency…

We propose a novel random access (RA) protocol that accounts for the network traffic in mixed URLLC-mMTC scenarios. By considering an IoT environment under high mMTC traffic demand, we model the traffic of each service using realistic…

Signal Processing · Electrical Eng. & Systems 2024-02-14 Herman L. dos Santos , João H. I. Souza , José Carlos Marinello , Taufik Abrão

Maximizing training throughput and cost-efficiency of RL for LLMs is essential to democratize this advanced technique. One promising but challenging approach is to deploy such a computational workflow over heterogeneous GPUs. Unlike…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-04 Ran Yan , Youhe Jiang , Tianyuan Wu , Jiaxuan Gao , Zhiyu Mei , Wei Fu , Haohui Mai , Wei Wang , Yi Wu , Binhang Yuan

AI kernel compilation for edge devices depends on the compiler's ability to exploit parallelism and hide memory latency in the presence of hierarchical memory and explicit data movement. This paper reports a benchmark methodology and…

Programming Languages · Computer Science 2026-02-25 Javed Absar , Samarth Narang , Muthu Baskaran

In large-scale LLM pre-training systems with 100k+ GPUs, failures become the norm rather than the exception, and restart costs can dominate wall-clock training time. However, existing fault-tolerance mechanisms are largely unprepared for…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-29 Jin Lee , Zhonghao Chen , Xuhang He , Robert Underwood , Bogdan Nicolae , Franck Cappello , Xiaoyi Lu , Sheng Di , Zheng Zhang

Automating configuration is the key path to achieving zero-touch network management in ever-complicating mobile networks. Deep learning techniques show great potential to automatically learn and tackle high-dimensional networking problems.…

Networking and Internet Architecture · Computer Science 2023-02-08 Yuru Zhang , Yongjie Xue , Qiang Liu , Nakjung Choi , Tao Han

We propose joint user association, channel assignment and power allocation for mobile robot Ultra-Reliable and Low Latency Communications (URLLC) based on multi-connectivity and reinforcement learning. The mobile robots require control…

Signal Processing · Electrical Eng. & Systems 2022-08-29 Mohammad Farzanullah , Hung V. Vu , Tho Le-Ngoc

Understanding trajectory diversity is a fundamental aspect of addressing practical traffic tasks. However, capturing the diversity of trajectories presents challenges, particularly with traditional machine learning and recurrent neural…

Artificial Intelligence · Computer Science 2023-12-04 Ruyi Feng , Zhibin Li , Bowen Liu , Yan Ding

The development of large-scale foundation models, particularly Large Language Models (LLMs), is constrained by significant computational and memory bottlenecks. These challenges elevate throughput optimization from a mere engineering task…

Machine Learning · Computer Science 2026-03-31 Mayank Jha

Motivated by the potentially high downlink traffic demands of commuters in future autonomous vehicles, we study a network architecture where vehicles use Vehicle-to-Vehicle (V2V) links to form relay network clusters, which in turn use…

Systems and Control · Electrical Eng. & Systems 2020-02-18 Saadallah Kassir , Pablo Caballero , Gustavo de Veciana , Nannan Wang , Xi Wang , Paparao Palacharla

Recently, we saw the emergence of consensus-based database systems that promise resilience against failures, strong data provenance, and federated data management. Typically, these fully-replicated systems are operated on top of a…

Databases · Computer Science 2020-11-04 Suyash Gupta , Jelle Hellings , Mohammad Sadoghi

Present-day Deep Reinforcement Learning (RL) systems show great promise towards building intelligent agents surpassing human-level performance. However, the computational complexity associated with the underlying deep neural networks (DNNs)…

Machine Learning · Computer Science 2021-09-20 Adarsh Kumar Kosta , Malik Aqeel Anwar , Priyadarshini Panda , Arijit Raychowdhury , Kaushik Roy

We propose a hierarchical architecture designed for scalable real-time Model Predictive Control (MPC) in complex, multi-modal traffic scenarios. This architecture comprises two key components: 1) RAID-Net, a novel attention-based Recurrent…

Robotics · Computer Science 2025-10-14 Hansung Kim , Siddharth H. Nair , Francesco Borrelli

Autonomous Mobile Robots (AMRs) have become indispensable in industrial applications due to their operational flexibility and efficiency. Navigation serves as a crucial technical foundation for accomplishing complex tasks. However,…

Robotics · Computer Science 2026-03-10 Yinsong Qu , Yunxiang Li , Shanlin Zhong

Data-intensive applications in data centers, especially machine learning (ML), have made the network a bottleneck, which in turn has motivated the development of more efficient network protocols and infrastructure. For instance, remote…

Hardware Architecture · Computer Science 2025-07-29 Maximilian Jakob Heer , Benjamin Ramhorst , Yu Zhu , Luhao Liu , Zhiyi Hu , Jonas Dann , Gustavo Alonso

Autonomous racing presents unique challenges due to its non-linear dynamics, the high speed involved, and the critical need for real-time decision-making under dynamic and unpredictable conditions. Most traditional Reinforcement Learning…

Robotics · Computer Science 2025-05-13 Benedict Hildisch , Edoardo Ghignone , Nicolas Baumann , Cheng Hu , Andrea Carron , Michele Magno

Model Predictive Control (MPC) provides interpretable, tunable locomotion controllers grounded in physical models, but its robustness depends on frequent replanning and is limited by model mismatch and real-time computational constraints.…

Robotics · Computer Science 2025-10-15 Se Hwan Jeon , Ho Jae Lee , Seungwoo Hong , Sangbae Kim

Intelligent reflecting surface (IRS)-assisted mobile edge computing (MEC) systems have shown notable improvements in efficiency, such as reduced latency, higher data rates, and better energy efficiency. However, the resource competition…

Signal Processing · Electrical Eng. & Systems 2026-04-28 Yinyu Wu , Xuhui Zhang , Yingchao Jiao , Jinke Ren , Yanyan Shen , Bo Yang , Shuqiang Wang , Dusit Niyato